[ovs-dev] [PATCH v3] userspace: fix bad UDP performance issue of veth

[0-day Robot]

Bleep bloop.  Greetings yang_y_yi, I am a robot and I have tried out your patch.
Thanks for your contribution.

I encountered some error that I wasn't expecting.  See the details below.


checkpatch:
WARNING: Line is 80 characters long (recommended limit is 79)
#203 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:48:
iperf3: OUT OF ORDER - incoming packet = 14 and received packet = 123 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#204 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:49:
iperf3: OUT OF ORDER - incoming packet = 15 and received packet = 125 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#205 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:50:
iperf3: OUT OF ORDER - incoming packet = 78 and received packet = 137 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#206 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:51:
iperf3: OUT OF ORDER - incoming packet = 79 and received packet = 137 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#207 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:52:
iperf3: OUT OF ORDER - incoming packet = 80 and received packet = 139 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#208 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:53:
iperf3: OUT OF ORDER - incoming packet = 82 and received packet = 172 AND SP = 5

WARNING: Line is 80 characters long (recommended limit is 79)
#209 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:54:
iperf3: OUT OF ORDER - incoming packet = 83 and received packet = 173 AND SP = 5

WARNING: Line is 86 characters long (recommended limit is 79)
#222 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:67:
$ sudo ip netns exec ns03 iperf3 -t 10 -i 1 -u -b 10G -c 10.15.2.3 --get-server-output

WARNING: Line is 84 characters long (recommended limit is 79)
#237 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:82:
[ ID] Interval           Transfer     Bandwidth       Jitter    Lost/Total Datagrams

WARNING: Line is 84 characters long (recommended limit is 79)
#245 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:90:
[ ID] Interval           Transfer     Bandwidth       Jitter    Lost/Total Datagrams

WARNING: Line is 85 characters long (recommended limit is 79)
#277 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:122:
$ sudo ip netns exec ns03 iperf3 -t 10 -i 1 -u -b 3G -c 10.15.2.3 --get-server-output

WARNING: Line is 84 characters long (recommended limit is 79)
#292 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:137:
[ ID] Interval           Transfer     Bandwidth       Jitter    Lost/Total Datagrams

WARNING: Line is 84 characters long (recommended limit is 79)
#300 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:145:
[ ID] Interval           Transfer     Bandwidth       Jitter    Lost/Total Datagrams

WARNING: Line is 90 characters long (recommended limit is 79)
#349 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:194:
       $ sudo ovs-vsctl set Open_vSwitch . other_config:userspace-sock-buf-size=1073741823

WARNING: Line is 80 characters long (recommended limit is 79)
#355 FILE: Documentation/howto/userspace-udp-performance-tunning.rst:200:
   for OVS system interface is two times minimum one of wmem_max and this value.

Lines checked: 607, Warnings: 15, Errors: 0


build:
reading sources... [ 87%] topics/language-bindings
reading sources... [ 88%] topics/networking-namespaces
reading sources... [ 89%] topics/openflow
reading sources... [ 90%] topics/ovs-extensions
reading sources... [ 91%] topics/ovsdb-replication
reading sources... [ 92%] topics/porting
reading sources... [ 93%] topics/testing
reading sources... [ 93%] topics/tracing
reading sources... [ 94%] topics/userspace-tso
reading sources... [ 95%] topics/windows
reading sources... [ 96%] tutorials/faucet
reading sources... [ 97%] tutorials/index
reading sources... [ 98%] tutorials/ipsec
reading sources... [ 99%] tutorials/ovs-advanced
reading sources... [100%] tutorials/ovs-conntrack

deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.deprecation warning: io.FileInput() argument `handle_io_errors` is ignored since "Docutils 0.10 (2012-12-16)" and will soon be removed.
Warning, treated as error:
/var/lib/jenkins/jobs/0day_robot_upstream_build_from_pw/workspace/Documentation/howto/userspace-udp-performance-tunning.rst:108: WARNING: Block quote ends without a blank line; unexpected unindent.

make[2]: *** [docs-check] Error 1
make[2]: Leaving directory `/var/lib/jenkins/jobs/0day_robot_upstream_build_from_pw/workspace'
make[1]: *** [all-recursive] Error 1
make[1]: Leaving directory `/var/lib/jenkins/jobs/0day_robot_upstream_build_from_pw/workspace'
make: *** [all] Error 2


Please check this out.  If you feel there has been an error, please email aconole at redhat.com

Thanks,
0-day Robot